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Author Cepedello, R.; Hirsch, M.; Rocha-Moran, P.; Vicente, A.
Title Minimal 3-loop neutrino mass models and charged lepton flavor violation Type Journal Article
Year 2020 Publication Journal of High Energy Physics Abbreviated Journal J. High Energy Phys.
Volume 08 Issue 8 Pages 067 - 37pp
Keywords Beyond Standard Model; Neutrino Physics
Abstract We study charged lepton flavor violation for the three most popular 3-loop Majorana neutrino mass models. We call these models “minimal” since their particle content correspond to the minimal sets for which genuine 3-loop models can be constructed. In all the three minimal models the neutrino mass matrix is proportional to some powers of Standard Model lepton masses, providing additional suppression factors on top of the expected loop suppression. To correctly explain neutrino masses, therefore large Yukawa couplings are needed in these models. We calculate charged lepton flavor violating observables and find that the three minimal models survive the current constraints only in very narrow regions of their parameter spaces.
Address [Cepedello, Ricardo; Hirsch, Martin; Vicente, Avelino] Univ Valencia, Inst Fis Corpuscular, CSIC, C Catedrat Jose Beltran 2, E-46980 Paterna, Valencia, Spain, Email: ricepe@ific.uv.es;
Corporate Author Thesis (up)
Publisher Springer Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 1029-8479 ISBN Medium
Area Expedition Conference
Notes WOS:000565216600001 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 4522
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